Glass plate of the screw package freighter, Delaware, docked at a flour mill in Superior, Wisconsin taken in 1912. Railroad cars and workers on railroad tracks in foreground. Grain elevator M in background. Plate inscribed in white ink, McKenzie, 3296-B photo. Mark on edges from tape removal, triangular mark in emulsion on bottom edge. Donor: Kenneth E. Thro Collection. (20 cm. x 25 cm.)